POWERplus Foundation

Check this

Doorspring Universal

The EcoSavers® Universal Doorspring is another clever product from EcoSavers®.

This spring closes every door and window automatically after opening. Suitable for almost every door and window hinge system.

Our universal doorspring system also have the advantage that it can be removed easily in case you do not need to close the door; for example in summertime when you want to open the door to get cool air in.